| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free ebooks for middle school students | 0.59 | 0.2 | 2455 | 30 |
| free books for middle school students | 1.08 | 1 | 1520 | 40 |
| free pdf books for middle school students | 1.78 | 0.7 | 7012 | 63 |
| book for middle school students | 0.6 | 0.2 | 5757 | 74 |
| free online books for middle school | 1.66 | 0.4 | 8937 | 81 |
| middle school books for students | 0.56 | 1 | 581 | 69 |
| free online books for middle schoolers | 0.08 | 0.3 | 7168 | 69 |
| free books for middle schoolers | 1.78 | 0.7 | 4449 | 50 |
| free middle school textbooks | 1.05 | 0.8 | 6045 | 76 |
| book list for middle school students | 1.42 | 1 | 7554 | 60 |
| book for middle school | 1.17 | 0.9 | 5398 | 93 |
| free middle school textbooks online | 1.82 | 0.7 | 747 | 82 |
| free ebooks for elementary students | 1.68 | 0.4 | 158 | 70 |
| educational books for middle schoolers | 1.74 | 0.1 | 3085 | 68 |
| recommended books for middle school students | 0.09 | 0.7 | 2408 | 100 |
| books for middle school students to read | 1.11 | 0.2 | 678 | 10 |
| easy middle school books | 0.46 | 0.8 | 1246 | 37 |
| online books for middle schoolers | 0.88 | 0.5 | 4210 | 5 |
| ebooks for elementary students | 1.08 | 0.9 | 1675 | 67 |
| middle school textbooks online | 0.46 | 0.8 | 3516 | 85 |
| books for middle schooler | 0.3 | 0.4 | 2824 | 26 |
